Feature: 1. There are various unlocking methods. This product supports mobile Bluetooth APP unlocking, fingerprint unlocking, password unlocking, mechanical key unlocking, and card unlocking methods, which will bring you more convenience. 2. The design of the password adopts a false password design to prevent peeping. The false password is intended to enter a false password after a valid password, effectively preventing others from peeping. At the same time, it can generate and share a time‑limited password to share with your friends. The simple design style is coupled with the ethereal sound of the electronic digital touch buttons, allowing you to enjoy a comfortable and assured life. 3. Mechanical unlocking, this machine supports mechanical key unlocking function, at the same time has automatic sleep low power consumption mode, support low battery prompt and USB emergency power supply interface. You don't need to worry about the degree of power usage of the lock, and give you a double guarantee of door lock safety. 4. High‑frequency encryption card, not afraid of degaussing, safe encryption, compact and light, easy to carry. The card can support up to 200 users to share the experience, allowing you to manage convenient and happy life. 5. The surface is designed with zinc alloy, and the lock cylinder is made of stainless steel lock body, which makes the lock durable and still as new. It saves you the trouble of frequently changing locks due to disrepair for a long time. The length of the nut with multiple coordination degrees can meet the installation requirements of most door designs in various scenes, and the stable and convenient installation allows you to have a complete lock. 6. The number of unlocks exceeds 300,000 times, the service life is 300,000 times, and the fingerprint storage capacity is 120. It is suitable for interior doors, wooden doors, room apartment doors, rental doors and office doors. Specification: Condition: Brand NewItem Type: Smart LockMaterial: Zinc Alloy .Color: As the Picture ShownBluetooth Standard: Bluetooth 4.1BLE Fingerprint Storage Capacity: 120 Card Capacity: 200 Card Type: IC card Number of passwords: Custom and Permanent Password: 150 groups Other Pynamic Passwords: unlimited Application: TTlock Unlock Mode: Fingerprint, password, IC card, App Bluetooth, mechanical key Number of unlocks:> 300,000 (times) Scan Time: <0.5(s) Error Tate: <0.00004 (%) Rejection Tate: <0.15 (%) Working Temperature: -40-60 (°C) Working Tumidity: 20-90 (%) Service Life: 300,000 times Applicable Door Thickness: About 35-55mm/1.3-2.2in Power supply: 4 x AA alkaline batteries (not included) Low Battery Alarm Voltage: 4.8V Application: Suitable for interior doors, wooden doors, room apartment doors, rental doors and office doors Package List: 1 x Front Lock Plate1 x Rear Lock Plate1 x Lock Box1 x Lock Catch1 x 60mm/2.4in Single Tongue Lock Body1 x Install Accessory Kit2 x IC Card2 x Mechanical Key1 x Manual